Fixed #5871 -- Factored out the validation errors in localflavor form fields. ...

Fixed #5871 -- Factored out the validation errors in localflavor form fields.  Brings them into line with the standard newforms fields. Patch from Jan Rademaker.


git-svn-id: http://code.djangoproject.com/svn/django/trunk@6926 bcc190cf-cafb-0310-a4f2-bffc1f526a37